a Diophantine equation question
Jaap Spies
j.spies at hccnet.nl
Sun May 27 22:27:45 CEST 2007
Warut Roonguthai wrote:
> On 5/27/07, Jaap Spies <j.spies at hccnet.nl> wrote:
>
>> As far as we can trust Computer Algebra! Maybe an independent result
>> is needed.
>> I tried to compile SIMATH to that matter, but I failed. Maybe there is
>> someone
>> on the seqfan list who can confirm the calculations on the elliptic
>> curve.
>>
>> Jaap
>
> With the single command:
>
> IntegralPoints(EllipticCurve([18,0]))
>
> Magma Calculator at http://magma.maths.usyd.edu.au/calc/
> has confirmed SAGE's result with
>
> Magma V2.13-11 Mon May 28 2007 05:51:11 [Seed = 3891806395]
> -------------------------------------
>
> [ (0 : 0 : 1), (3 : 9 : 1), (6 : -18 : 1), (72 : 612 : 1) ]
> [
> [ <(0 : 0 : 1), 1> ],
> [ <(3 : 9 : 1), 1> ],
> [ <(3 : 9 : 1), 1>, <(0 : 0 : 1), 1> ],
> [ <(3 : 9 : 1), 2>, <(0 : 0 : 1), 1> ]
> ]
> 3
>
> Total time: 0.460 seconds, Total memory usage: 8.20MB
>
> Warut
>
>
Thanks!
Jaap
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